After dissing DeAnna Pappas and Jenni Croft, Womack, 37, "has been going to therapy, been doing a lot of soul-searching," Harrison, 39, said on Ryan Seacrest's KIIS-FM radio show Tuesday. "[He's like], 'I'm a different guy, I want to come back and prove I believe in this process. I want to prove to everyone I'm a different man. I can and want to do this.'"